Article History
Received: 8 February 2015
Revised: 21 October 2015
Accepted: 26 October 2015
First Online: 15 December 2015
Competing interests
: NM has a confidential disclosure and consulting agreement with Janssen Research and Development, LLC. PG has been PI on three recent drug trials for Demerx and is a consultant for Kinex Pharma. The remaining authors declare no conflict of interest.